<?php

use think\migration\Migrator;
use think\migration\db\Column;
use Phinx\Db\Adapter\MysqlAdapter;

class GameBetUpdate extends Migrator
{
    /**
     * Change Method.
     *
     * Write your reversible migrations using this method.
     *
     * More information on writing migrations is available here:
     * http://docs.phinx.org/en/latest/migrations.html#the-abstractmigration-class
     *
     * The following commands can be used in this method and Phinx will
     * automatically reverse them when rolling back:
     *
     *    createTable
     *    renameTable
     *    addColumn
     *    renameColumn
     *    addIndex
     *    addForeignKey
     *
     * Remember to call "create()" or "update()" and NOT "save()" when working
     * with the Table class.
     */
    public function change()
    {
        $tbName = 'game_bet';
        $this->table($tbName)
            ->renameColumn('win_gold', 'coin_change')
            ->renameColumn('bet_gold', 'bet_coin')
            ->addColumn('site_id', 'integer', ['limit' => MysqlAdapter::INT_SMALL, 'signed' => false, 'default' => 0, 'after' => 'id', 'comment' => '站点ID'])
            ->addColumn('user_id', 'integer', ['limit' => MysqlAdapter::INT_MEDIUM, 'signed' => false, 'after' => 'site_id', 'comment' => '用户ID'])
            ->update();

        $this->table($tbName)
            ->changeColumn('bet_coin', 'decimal', ['signed' => false, 'default' => 0, 'comment' => '下注金币'])
            ->changeColumn('coin_change', 'decimal', ['signed' => false, 'default' => 0, 'comment' => '金币变更'])
            ->update();
    }
}
